Humax LAU-26TPVR - Manual (Page 72)

Troubleshooting
71. Troubleshooting
Error Message
Problem
No picture on
screen and No
sound from
speakers.
No picture /
No picture from
AV terminal.
Picture is
displayed, But no
sound from the
Speakers.
Picture is too light.
Picture is too dark.
Remote controller
does not work.
The picture is not
sharp.
The picture moves.
The picture is
double or tripled.
The picture is
spotted.
There are strips
on the screen or
colours fade.
Check item
+ Insert the AC power cord plug securely in AC power outlet.
+ Make sure the remote control is not in the standby mode
(The POWER/Standby indicator is Orange colour.)
+ Turn on the MAIN POWER button on the bottom of the display.
+ Check the brightness setting of the display.
+ Lamp may have malfunctioned.
+ Check the cable from the VIDEO INPUT terminal.
+ Check the sound setting.
+ Make sure the sound is not muted.
+ Make sure headphones are not connected.
+ Check the setting of AV OUTPUT terminal.
+ Check the COLOUR and CONTRAST settings.
+ Make sure the BRIGHTNESS setting is not set too low.
+ Change the batteries.
+ Make sure the LCD-TV remote sensor is not facing a strong
light source.
+ The reception may be weak.
+ The quality of the broadcast may also be poor.
+ Make sure the aerial is facing the right direction.
+ Make sure the outside aerial is not disconnected.
+ Make sure the antenna is facing the right direction.
+ The signal may be reflected from mountains or buildings.
+ There may be interference from cars, trains, high voltage
lines, neon lights, etc.
+ There may be interference between the aerial cable and
power cable.
+ Try positioning them further apart.
+ Is the unit receiving interference from other devices ?
+ Transmission antennas of radio broadcasting stations and
transmission antenna of amateur radios and cellular phones
may also cause interference.
+ Use the unit as far apart as possible from devices that may cause
possible interference.